cladism

[klad-iz-uh m, kley-diz-]

Origin of cladism

First recorded in 1965; clad- + -ism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Word Origin and History for cladism
n.

1966, from clade + -ism. Related: Cladist.

Online Etymology Dictionary, © 2010 Douglas Harper